I have it . Really easy to install.
I installed it even from a 40 roll the traction light will blink
. You get more power and roughly if not more than a dinan tune ...
And the best part it's only 400$
2011 550i gray/cbrwn Sport, Zf8spd JB Beta tune
2008 335xi alpine white/coral red- gone
2004 745li gone
Last edited by Jmo550; 01-06-2013 at 06:44 PM.